package com.ioudi.digu.filters;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.ioudi.digu.util.ContextUtil;

public class URLDeepFilter implements Filter
{

	public void destroy()
	{
	}

	public void doFilter(ServletRequest request, ServletResponse response,
			FilterChain chain) throws IOException, ServletException
	{
		HttpServletRequest httpRequest  = (HttpServletRequest)request;
		String requestURL = httpRequest.getRequestURI();
		requestURL = requestURL.substring(((HttpServletRequest)request).getContextPath().length());
		if(ContextUtil.getServerRootPath() == null)
		{
			ContextUtil.setServerRootPath("http://" + httpRequest.getLocalName() + 
					":" + httpRequest.getLocalPort() + httpRequest.getContextPath());
		}
		if(!requestURL.matches(".*\\..+?") && !requestURL.matches("/messagebroker.*"))
		{
			if(!requestURL.endsWith(".swf") && !requestURL.startsWith("/#") && requestURL.length() > 1)
			{
//				((HttpServletRequest)request).getRequestDispatcher("/").(request, response);
				((HttpServletResponse)response).sendRedirect("#" + requestURL.substring(1));
				return;
			}	
		}
		chain.doFilter(request, response);

	}

	public void init(FilterConfig filterConfig) throws ServletException
	{
		
	}

}
